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型号 功能描述 生产厂家 企业 LOGO 操作
UPC494

BIPOLAR ANALOG INTEGRATED CIRCUIT

FEATURES • 250 mA output buffer to output sink and source currents • Switchable operation mode between a single-end mode and a push-pull mode • No double pulsing during transient condition • Adjustable dead-time (0 to 100) • Internal 5 V output voltage reference circuit • Error amplifiers wi

RENESAS

瑞萨

UPC494

SWITCHING REGULATOR CONTROL CIRCUIT SILICON MONOLITHIC BIPOLAR INTEGRATED CIRCUIT

SEMICONDUCTOR SELECTION GUIDE Microcomputer IC Memory Semi-Custom IC Particular Purpose IC General Purpose Linear IC Transistor / Diode / Thyristor Microwave Device / Consumer Use High Frequency Device Optical Device Packages Index (Quick Reference by Type N

NEC

瑞萨

UPC494

SWITCHING REGULATOR CONTROL CIRCUIT SILICON MONOLITHIC BIPOLAR INTEGRATED CIRCUIT

RENESAS

瑞萨

SWITCHING REGULATOR CONTROL CIRCUIT SILICON MONOLITHIC BIPOLAR INTEGRATED CIRCUIT

SEMICONDUCTOR SELECTION GUIDE Microcomputer IC Memory Semi-Custom IC Particular Purpose IC General Purpose Linear IC Transistor / Diode / Thyristor Microwave Device / Consumer Use High Frequency Device Optical Device Packages Index (Quick Reference by Type N

NEC

瑞萨

BIPOLAR ANALOG INTEGRATED CIRCUIT

FEATURES • 250 mA output buffer to output sink and source currents • Switchable operation mode between a single-end mode and a push-pull mode • No double pulsing during transient condition • Adjustable dead-time (0 to 100) • Internal 5 V output voltage reference circuit • Error amplifiers wi

RENESAS

瑞萨

SWITCHING REGULATOR CONTROL CIRCUIT SILICON MONOLITHIC BIPOLAR INTEGRATED CIRCUIT

SEMICONDUCTOR SELECTION GUIDE Microcomputer IC Memory Semi-Custom IC Particular Purpose IC General Purpose Linear IC Transistor / Diode / Thyristor Microwave Device / Consumer Use High Frequency Device Optical Device Packages Index (Quick Reference by Type N

NEC

瑞萨

SWITCHING REGULATOR CONTROL CIRCUIT SILICON MONOLITHIC BIPOLAR INTEGRATED CIRCUIT

SEMICONDUCTOR SELECTION GUIDE Microcomputer IC Memory Semi-Custom IC Particular Purpose IC General Purpose Linear IC Transistor / Diode / Thyristor Microwave Device / Consumer Use High Frequency Device Optical Device Packages Index (Quick Reference by Type N

NEC

瑞萨

BIPOLAR ANALOG INTEGRATED CIRCUIT

FEATURES • 250 mA output buffer to output sink and source currents • Switchable operation mode between a single-end mode and a push-pull mode • No double pulsing during transient condition • Adjustable dead-time (0 to 100) • Internal 5 V output voltage reference circuit • Error amplifiers wi

RENESAS

瑞萨

BIPOLAR ANALOG INTEGRATED CIRCUIT

FEATURES • 250 mA output buffer to output sink and source currents • Switchable operation mode between a single-end mode and a push-pull mode • No double pulsing during transient condition • Adjustable dead-time (0 to 100) • Internal 5 V output voltage reference circuit • Error amplifiers wi

RENESAS

瑞萨

BIPOLAR ANALOG INTEGRATED CIRCUIT

FEATURES • 250 mA output buffer to output sink and source currents • Switchable operation mode between a single-end mode and a push-pull mode • No double pulsing during transient condition • Adjustable dead-time (0 to 100) • Internal 5 V output voltage reference circuit • Error amplifiers wi

RENESAS

瑞萨

BIPOLAR ANALOG INTEGRATED CIRCUIT

FEATURES • 250 mA output buffer to output sink and source currents • Switchable operation mode between a single-end mode and a push-pull mode • No double pulsing during transient condition • Adjustable dead-time (0 to 100) • Internal 5 V output voltage reference circuit • Error amplifiers wi

RENESAS

瑞萨

BIPOLAR ANALOG INTEGRATED CIRCUIT

FEATURES • 250 mA output buffer to output sink and source currents • Switchable operation mode between a single-end mode and a push-pull mode • No double pulsing during transient condition • Adjustable dead-time (0 to 100) • Internal 5 V output voltage reference circuit • Error amplifiers wi

RENESAS

瑞萨

BIPOLAR ANALOG INTEGRATED CIRCUIT

FEATURES • 250 mA output buffer to output sink and source currents • Switchable operation mode between a single-end mode and a push-pull mode • No double pulsing during transient condition • Adjustable dead-time (0 to 100) • Internal 5 V output voltage reference circuit • Error amplifiers wi

RENESAS

瑞萨

SWITCHING REGULATOR CONTROL CIRCUIT

DESCRIPTION\nThe µPC494 is an inverter control unit which provides all the control circuitry for PWM type switching regulators. Included in this device is the voltage reference, dual error amplifiers, oscillator, pulse width modulator, pulse steering flip flop, dual alternating output switches and d • Complete PWM power control circuit.\n• Adjustable dead-time (0 to 100%).\n• No double pulsing of same output during load transient condition.\n• Dual error amplifiers have wide common mode input voltage capability (−0.3 V to VCC−2 V).\n• Circuit architecture provides easy synchronization.\n• U;

RENESAS

瑞萨

BIPOLAR ANALOG INTEGRATED CIRCUIT

FEATURES • 250 mA output buffer to output sink and source currents • Switchable operation mode between a single-end mode and a push-pull mode • No double pulsing during transient condition • Adjustable dead-time (0 to 100) • Internal 5 V output voltage reference circuit • Error amplifiers wi

RENESAS

瑞萨

BIPOLAR ANALOG INTEGRATED CIRCUIT

FEATURES • 250 mA output buffer to output sink and source currents • Switchable operation mode between a single-end mode and a push-pull mode • No double pulsing during transient condition • Adjustable dead-time (0 to 100) • Internal 5 V output voltage reference circuit • Error amplifiers wi

RENESAS

瑞萨

BIPOLAR ANALOG INTEGRATED CIRCUIT

FEATURES • 250 mA output buffer to output sink and source currents • Switchable operation mode between a single-end mode and a push-pull mode • No double pulsing during transient condition • Adjustable dead-time (0 to 100) • Internal 5 V output voltage reference circuit • Error amplifiers wi

RENESAS

瑞萨

SWITCHMODE PULSE WIDTH MODULATION CONTROL CIRCUIT

The TL494 is a fixed frequency, pulse width modulation control circuit designed primarily for SWITCHMODE power supply control. 1. Complete Pulse Width Modulation Control Circuitry 2. On–Chip Oscillator with Master or Slave Operation 3. On–Chip Error Amplifiers 4. On–Chi

MOTOROLA

摩托罗拉

SWITCHMODE PULSE WIDTH MODULATION CONTROL CIRCUIT

The TL494 is a fixed frequency, pulse width modulation control circuit designed primarily for SWITCHMODE power supply control. 1. Complete Pulse Width Modulation Control Circuitry 2. On–Chip Oscillator with Master or Slave Operation 3. On–Chip Error Amplifiers 4. On–Chi

MOTOROLA

摩托罗拉

SWITCHMODE PULSE WIDTH MODULATION CONTROL CIRCUIT

The TL494 is a fixed frequency, pulse width modulation control circuit designed primarily for SWITCHMODE power supply control. 1. Complete Pulse Width Modulation Control Circuitry 2. On–Chip Oscillator with Master or Slave Operation 3. On–Chip Error Amplifiers 4. On–Chi

MOTOROLA

摩托罗拉

替换型号 功能描述 生产厂家 企业 LOGO 操作

Switching Regulator Controller (Switchable between push-pull and single-end functions)

FUJITSU

富士通

Switching Regulator Controller (Switchable between push-pull and single-end functions)

FUJITSU

富士通

Switching Regulator Controller (Switchable between push-pull and single-end functions)

FUJITSU

富士通

Integrated Circuit Pulse Width Modulator (PWM) Control Circuit

NTE

SWITCHMODE PULSE WIDTH MODULATION CONTROL CIRCUIT

ONSEMI

安森美半导体

SWITCHMODE PULSE WIDTH MODULATION CONTROL CIRCUIT

MOTOROLA

摩托罗拉

PULSE-WIDTH-MODULATION CONTROL CIRCUITS

TI

德州仪器

SMPS Controller

FAIRCHILD

仙童半导体

Pulse-Width-Modulation Control Circuits

HTCHTC Korea TAEJIN Technology Co.,LTD

泰进韩国泰进技术股份有限公司

Switchmode Pulse Width Modulation Control Circuits

FCI

富加宜

PULSE-WIDTH-MODULATION CONTROL CIRCUITS

TI

德州仪器

Pulse-Width-Modulation Control Circuits

HTCHTC Korea TAEJIN Technology Co.,LTD

泰进韩国泰进技术股份有限公司

PULSE-WIDTH-MODULATION CONTROL CIRCUITS

TI

德州仪器

VOLTAGE MODE PWM CONTROL CIRCUIT

UTC

友顺

PULSE-WIDTH-MODULATION CONTROL CIRCUITS

TI

德州仪器

PULSE-WIDTH-MODULATION CONTROL CIRCUITS

TI

德州仪器

PULSE-WIDTH-MODULATION CONTROL CIRCUITS

TI

德州仪器

PULSE-WIDTH-MODULATION CONTROL CIRCUITS

TI

德州仪器

PULSE-WIDTH-MODULATION CONTROL CIRCUITS

TI

德州仪器

PULSE-WIDTH-MODULATION CONTROL CIRCUITS

TI

德州仪器

UPC494产品属性

  • 类型

    描述

  • 型号

    UPC494

  • 制造商

    NEC

  • 制造商全称

    NEC

  • 功能描述

    SWITCHING REGULATOR CONTROL CIRCUIT SILICON MONOLITHIC BIPOLAR INTEGRATED CIRCUIT

更新时间:2026-5-14 19:39:00
IC供应商 芯片型号 品牌 批号 封装 库存 备注 价格
RENESAS/瑞萨
25+
DIP16
32360
RENESAS/瑞萨全新特价UPC494C-A即刻询购立享优惠#长期有货
NEC
24+
DIP16
20000
全新原厂原装,进口正品现货,正规渠道可含税!!
NEC
26+
DIP
8293
代理全系列销售, 全新原装正品,价格优势,长期供应,量大可订
RENESAS
23+
SOP16
7850
只做原装正品假一赔十为客户做到零风险!!
NEC
23+
DIP16
98900
原厂原装正品现货!!
NEC
23+
DIP
7000
绝对全新原装!100%保质量特价!请放心订购!
NEC
25+
DIP16
880000
明嘉莱只做原装正品现货
NEC
25+
DIP16
6050
全新原装正品支持含税
NEC
25+
DIP-16
4500
全新原装、诚信经营、公司现货销售!
NEC
25+
DIP16
3629
原装优势!房间现货!欢迎来电!

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